Black dots -> compressions (C,c,+,U,u)
White dots -> dilatations (D,d,-)
Green dot  -> T-axis
Red dot    -> P-axis
  sta  chan net loc pol a/m   azi   dist author    irsta
  LIRZ  ???  IR      c      87.70   0.42 WEL       LIRZ 
  HARZ  ???  IR      c      97.71   0.52 WEL       HARZ 
  RATZ  ???  IR      c     184.10   0.85 WEL       RATZ 
  MGZ   ???  IR      d     193.91   1.01 WEL       MGZ  
  URZ   ???  IR      d     103.81   1.02 WEL       URZ  
  MKAZ  ???  IR      d     328.94   1.07 WEL       MKAZ 
  KAVZ  ???  IR      c     188.40   1.08 WEL       KAVZ 
  NGZ   ???  IR      c     189.51   1.17 WEL       NGZ  
  CNZ   ???  IR      c     191.28   1.20 WEL       CNZ  
  OTAZ  ???  IR      d     325.21   1.30 WEL       OTAZ 
  MTAZ  ???  IR      d     328.34   1.44 WEL       MTAZ 
  NEZ   ???  IR      d     227.22   1.85 WEL       NEZ  
  PKE   ???  IR      c     230.69   1.87 WEL       PKE  
  HBZ   ???  IR      d      78.45   1.99 WEL       HBZ  
  PWZ   ???  IR      d     158.85   2.15 WEL       PWZ  
  WCZ   ???  IR      d     329.45   2.40 WEL       WCZ  
  WCZ   ???  IR      d     329.45   2.40 NEIC      WCZ  
  MRZ   ???  IR      c     184.47   2.64 WEL       MRZ  
  CAW   ???  IR      c     190.87   3.14 WEL       CAW  
  OUZ   ???  IR      d     326.37   3.33 WEL       OUZ  
  DSZ   ???  IR      c     218.65   4.85 WEL       DSZ  

sta    - Station code (FDSN)
chan   - channel code
net    - Network code (FDSN)
loc    - Location code (FDSN)
pol    - Polarity
a/m    - Automatic or manual pick
azi    - Event to station azimuth (in degrees)
dist   - Event to station distance (in degrees)
author - Author of the polarity
irsta  - International registry station code